Datasheet

9. General Maintenance
* Do not store or operate the equipment in places where the device is
exposed to direct Sunlight for a longer time.
* The device should be opened, repaired and serviced only by
qualified personnel.
9.1. Replacing the battery
A " " - symbol in the display is a sure indication of an insufficient
battery voltage. Reliable measurements are for the first occurrence of
the " " – symbol guaranteed only for a few hours. Replace the battery
as soon as possible.
For this purpose open the battery compartment cover (see picture
below), old battery from the battery compartment to remove and insert
new battery. Close battery compartment cover and engage.
Attention!
Used batteries are hazardous waste and must be given in the
appropriate tank.
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